A/UX
A/UX (derived from the conceptual phrase Apple Unix) is Apple Computer’s implementation of the Unix operating system for some of their Macintosh computers. A/UX requires a 68k-based Macintosh with an ...
Digital Research
Digital Research, Inc. (a.k.a. DR or DRI; originally Intergalactic Digital Research) was the company created by Dr. Gary Kildall to market and develop his CP/M operating system and related products. I...
PalmDOS
DR-DOS (DR DOS, without hyphen up to and including v6.0) is an operating system of the DOS family, written for IBM PC-compatible personal computers. It was originally developed by Gary Kilda...
PC-UX
PC-UX was a NEC port of UNIX System III for their APC III and PC-9801 personal computer. It had extensive graphics capability. PC-UX and MS-DOS could reside on the same hard drive. It also had file tr...
MP/M
MP/M (Multi-Programming Monitor Control Program) was a multi-user version of the CP/M operating system, created by Digital Research developer Tom Rolander in 1979. It allowed multiple users to connect...
Mac OS X v10.2
Mac OS X version 10.2 Jaguar is the third major release of Mac OS X, Apple's desktop and server operating system. It superseded Mac OS X v10.1 and preceded Mac OS X Panther. The operating sy...
Mac OS X v10.2 - Wikipedia
OpenSolaris
OpenSolaris (/ˈoʊpən sɵˈlɑrɨs/) was an open source computer operating system based on Solaris created by Sun Microsystems. It was also the name of the project initiated by Sun to build a developer and...
OpenSolaris - Wikipedia
Idris (operating system)
Idris is a multi-tasking, Unix-like, multi-user, real-time operating system released by Whitesmiths, of Westford, Massachusetts. The product was commercially available from 1979 through 1988.
Idri...
Idris (operating system) - Wikipedia
Jurix
Jurix was an early GNU/Linux distribution created by Florian La Roche, a former employee of the legal department at Saarland University. The distribution was maintained between 1993 and 1999 and hoste...
Version 7 Unix
Seventh Edition Unix, also called Version 7 Unix, Version 7 or just V7, was an important early release of the Unix operating system. V7, released in 1979, was the last Bell Laboratories release to se...
Version 7 Unix - Wikipedia
BSD/OS
BSD/OS (originally called BSD/386 and sometimes known as BSDi) was a proprietary version of the BSD operating system developed by Berkeley Software Design, Inc. (BSDi).BSD/OS had a reputation for reli...
MIPS RISC/os
RISC/os was a UNIX operating system developed by MIPS Computer Systems, Inc. from 1985 to 1992 for their computer workstations and servers, such as the MIPS M/120 server or MIPS Magnum workstation. I...
AtheOS
AtheOS is a free and open source operating system for x86-based computers. It was initially intended as an AmigaOS clone, but that objective was later abandoned. It is no longer in development, and h...
AtheOS - Wikipedia
RISC iX
RISC iX was a Unix operating system designed to run on the Acorn Archimedes. Heavily based on 4.3BSD, it was initially completed in 1988 — a year after Arthur but prior to RISC OS.
Later versions ...
RISC iX - Wikipedia
Plurix
Plurix is a Unix-like operating system developed in Brazil in the early 1980s.
Plurix was developed in the Federal University of Rio de Janeiro (UFRJ), at the Electronic Computing Center (NCE).The...
Plurix - Wikipedia
SMSQ/E
SMSQ/E is a computer operating system originally developed in France by Tony Tebby, the designer of the original QDOS operating system for the Sinclair QL personal computer. It began life as SMSQ, a Q...
Version 8 Unix
Research Unix is a term used to refer to versions of the Unix operating system for DEC PDP-7, PDP-11, VAX and Interdata 7/32 and 8/32 computers, developed in the Bell Labs Computing Science Research C...
Version 8 Unix - Wikipedia
GM-NAA I/O
The GM-NAA I/O input/output system of General Motors and North American Aviation was the first operating system for the IBM 704 computer.It was created in 1956 by Robert L. Patrick of General Motors R...
CP/M
CP/M (Control Program for Microcomputers) was a mass-market operating system created for Intel 8080/85-based microcomputers by Gary Kildall of Digital Research, Inc (originally incorporated as Interga...
CP/M - Wikipedia
Crypto Operating System
Crypto Operating System (COS) was the development name of a Mac-compatible operating system supposedly developed by the German company Omega GmbH in the late 1990s. Omega caught the attention of techn...
TUNIS
TUNIS (Toronto University System) was a Unix-like operating system, developed at the University of Toronto in the early 1980s. TUNIS was a portable operating system compatible with Unix V7, but with ...
TUNIS - Wikipedia
Universal Time-Sharing System
The Universal Time-Sharing System (UTS) was an operating system for the XDS Sigma series of computers, succeeding Batch Processing Monitor (BPM)/Batch Time-Sharing Monitor (BTM). UTS was announced in...
Universal Time-Sharing System - Wikipedia
Operating System Projects
OSP, an Environment for Operating System Projects, is a teaching operating system designed to provide an environment for an introductory course in operating systems. By selectively omitting specific ...